An elderly Asian woman fought back against a man who randomly attacked her in San Francisco and sent him to hospital covered in blood on a gurney. Xiao Zhen Xie, 76, told San Francisco's KPIX 5 that she was standing at a crossing on Market Street on Wednesday when a 39-year-old man punched her in the face. Xie said she found a nearby stick to defend herself and started pummelling him. While Xie suffered eye injuries, the unidentified man was taken away on a stretcher with his face covered in cuts. Xie then tried to go for her attacker again...